18713460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10061}}^1$

素因数の和:10104

約数の個数: 48

約数和(自身を含む): 54093312

約数和(自身を除く): 35379852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10061, 20122, 30183, 40244, 50305, 60366, 100610, 120732, 150915, 201220, 301830, 311891, 603660, 623782, 935673, 1247564, 1559455, 1871346, 3118910, 3742692, 4678365, 6237820, 9356730, 18713460]

約数ペア:

[(1, 18713460), (2, 9356730), (3, 6237820), (4, 4678365), (5, 3742692), (6, 3118910), (10, 1871346), (12, 1559455), (15, 1247564), (20, 935673), (30, 623782), (31, 603660), (60, 311891), (62, 301830), (93, 201220), (124, 150915), (155, 120732), (186, 100610), (310, 60366), (372, 50305), (465, 40244), (620, 30183), (930, 20122), (1860, 10061)]